American Educational Two Potato Clock, 8-1/2" Length x 3-1/2" Width x 2-3/4" Height

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LED potato clock - runs on 2 potatoes, oranges, grapefruits, lemons or cans of soda pop Designed to demonstrate the principle of an electrochemical cell Easy to Use Blue Plastic Po tatoes not included The potato clock is designed to demonstrate the principle of an electrochemical cell. The LED clock runs on 2 potatoes, oranges, grapefruits, lemons or cans of soda pop. Potatoes are great mashed, roasted, baked or in clocks! Potatoes not included. Manufactured by American Educational Products LLC. Made in China. Show more